<%--
  Created by IntelliJ IDEA.
  User: Reimu
  Date: 2022/5/7
  Time: 12:50
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>computer</title>
</head>
<body>
<%
    String str = request.getParameter("str");
    int length = str.length();
    out.println("该字符串的长度为：" + length);
%>
</body>
</html>
